Here's what rhymes with compofitum.
erratum Words that almost rhyme with compofitum
sudden button mutton piton exciton glutton dudgeon scutcheon nubbin dubbin androgen globin bludgeon escutcheon unbutton bellybutton custom caecum accustom cementum humdrum jejunum buxom buncombe bunkum dumdum secundum corundum colostrum conundrum carborundum